Practise
Part of speech: verb
Definition: To repeat (an activity) as a way of improving one's skill in that activity. To repeat an activity in this way. To perform or observe in a habitual fashion. To pursue (a career, especially law, fine art or medicine). To conspire. To repeat (an activity) as a way of improving one's skill in that activity.
Example sentence: They only babble who practise not reflection.
Rehearse
Part of speech: verb
Definition: To repeat, as what has been already said; to tell over again; to recite.To narrate; to relate; to tell.To practice by recitation or repetition in private for experiment and improvement, prior to a public representation; as, to rehearse a tragedy.To cause to rehearse; to instruct by rehearsal.
Example sentence: We didn't rehearse or play the songs to death before we recorded them, and that let us catch a freshness and energy level we've never really felt while making records.